B.Sc. MIT Year-1 IOM (MMC) Internal Assessment 2074 Basic Radiation Physics
Institute of Medicine
Maharajgunj Medical Campus, Maharajgunj
Time: 1 hr Basic Radiation Physics FM:20
Date: 2074/05/21 PM:10
Q.1 (a) Calculate the impedance of a series LCR circuit. Define resonance and calculate resonance frequency. (3+3)
(b) A transformer with 40% efficiency when operated with input voltage 220V (rms) and 5.0 amp stepdowned to produce 9.0 V (rms) . Calculate the secondary current. (4) ans: 48.8A
Q.2 (a) Describe the construction and working principle of Thimble Ionization chamber. Discuss its advantage as compared to free air ionization chamber. (3+3)
(b) Ground state energy of hydrogen is -13.6 eV. Calculate the ionization potential of hydrogen atom. (4) ans:13.6 V
------------------------ Thank You ----------------------------
Examination by:
Proff Dr. Pradeep Bhattarai
Department of Physics
Medical Imaging Technology
Institute of Medicine
Maharajgung Medical Campus
Q.1 (a) Calculate the impedance of a series LCR circuit. Define resonance and calculate resonance frequency. (3+3)
(b) A transformer with 40% efficiency when operated with input voltage 220V (rms) and 5.0 amp stepdowned to produce 9.0 V (rms) . Calculate the secondary current. (4) ans: 48.8A
Q.2 (a) Describe the construction and working principle of Thimble Ionization chamber. Discuss its advantage as compared to free air ionization chamber. (3+3)
(b) Ground state energy of hydrogen is -13.6 eV. Calculate the ionization potential of hydrogen atom. (4) ans:13.6 V
------------------------ Thank You ----------------------------
Examination by:
Proff Dr. Pradeep Bhattarai
Department of Physics
Medical Imaging Technology
Institute of Medicine
Maharajgung Medical Campus
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